supply of supply of single line boss secretary telephone & two line cordless telephone & 9 u rack enclosures networking , supply of single line boss secretary telephone, rj -11, 6 way rosette as per spec.1. cell tran sfer with consultation, 2. call privacy, 3 busy line indicator, 4. intercom facility with buzzer, 5. redial, pause , mute music on hold, 6. 16 digit display, 2 way speaker on board, 7. total call display ringer on/off switch. make: beetel m-88 one plus one or similar [ warranty period: 24 months after the date of delivery ] ] , supply of two line cordless telephone (with speaker and mute facility, caller id display, volu me setting, fast dialing, incoming and outgoing memory) as per attached specification for two line digital c ordless telephone . make/model - uniden at4401 or similar [ warranty period: 24 months after the date o f delivery ] ] , 9 u rack enclosures networking/server rack as per attached annexure-xxii. make-d link or similar [ warranty period: 30 months after the date of delivery ] ]